[Django 2] Disable a broken and now irrelvant part of migrations/0008_deletedblobmeta.py
[Django 2] Disable a broken and now irrelvant part of migrations/0008_deletedblobmeta.py

dimagi/commcare-hq,dimagi/commcare-hq,dimagi/commcare-hq,dimagi/commcare-hq,dimagi/commcare-hq